Pappas, R.S. 2024. Oil from the bark of sweet birch of Pennsylvania. https://essentialoils.org/db.
Citation: El-Sayed AM 2025. The Pherobase: Database of Pheromones and Semiochemicals. <http://www.pherobase.com>.
Ⓒ 2003-2025 The Pherobase - Extensive Database of Pheromones and Semiochemicals. Ashraf M. El-Sayed.
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